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Rocket mortgage Interview Questions

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Let’s say that your company is running a standard control and variant AB test on a feature to increase conversion rates on the landing page. The PM checks the results and finds a .04 p-value.

How would you assess the validity of the result?

Experiment Validity

Let’s say we have a table with an <code>id</code> and <code>name</code> fields. The table holds over 100 million rows and we want to sample a random row in the table without throttling the database.

Write a query to randomly sample a row from this table.

Input:

<code>big_table</code> table

<table>
<thead>
<tr>
<th>Columns</th>
<th>Type</th>
</tr>
</thead>

<tbody>
<tr>
<td><code>id</code></td>
<td>INTEGER</td>
</tr>

<tr>
<td><code>name</code></td>
<td>VARCHAR</td>
</tr>
</tbody>
</table>

Write a query to randomly sample a row from a big table.

Random SQL Sample

You are testing hundreds of hypotheses with many t-tests. What considerations should be made?

What is a key disadvantage of the F-test when compared to multiple t-tests?

What is a key disadvantage of the F-test when compared to multiple t-tests?

Hundreds of Hypotheses

You are testing hundreds of hypotheses with many t-tests. What considerations should be made?

Rocket mortgage Salaries by Position

The Rock Family of Companies is made up of nearly 100 separate businesses spanning fintech, sports, entertainment, real estate, startups and more. We're united by our culture - a drive to find a better way that fuels our commitment to our clients, our community and our team members. We believe in and build inclusive workplaces, where every voice is heard and diverse perspectives are welcomed. Working for a company in the Family is about more than just a job - it's about having the opportunity to become the best version of yourself. Rocket Mortgage, backed by Rocket Companies, means more opportunities for you to carve your own career path forward. From our desire to revolutionize the way people get mortgages to addressing challenges big or small with outside-the-box solutions, we're not your typical employer. We'll provide you with everything you need to make sure you're successful here. As a Technology team member, you're empowered to make an impact, employ your entrepreneurial spirit and build a career customized by you because at Rocket, you can. We are creating digital products that solve life's most complex moments. You'll get the chance to shape the future of tech, have your voice heard, get ahead in your career and develop your skills. With a tech career here, there's no limit to what you can achieve. Minimum Qualifications <ul><li>Bachelor's degree in computer science, information technology, or a related field or equivalent experience </li> <li>3+ years of experience or equivalent competency programming in C# and JavaScript </li> </ul>Preferred Qualifications <ul> <li>3+ years of experience in software testing and design </li> <li>3+ years of experience in database management as it relates to software development </li> <li>Experience in using software development frameworks and platforms, such as .NET 8 and Angular 17+ </li> <li>Preferred experience using Docker, Kubernetes, Cloud (AWS/Azure/GCP) </li> <li>Proficiency in the Microsoft Office Suite </li> </ul>Job Summary As a Software Engineer, you'll use various programming languages to develop, improve, test and/or maintain software that meets user needs. Responsibilities <ul> <li>Design, develop or modify software by using various programming languages depending on the need of the product(s) </li> <li>Modify existing software to fix errors, improve the overall quality and functionality or update integrations with other software </li> <li>Analyze user needs to determine how software should be built or if existing software should be modified </li> <li>Develop and/or perform software automated testing procedures, solutions and frameworks to ensure software functions as needed </li> <li>Translate business requirements and specifications into usable and scalable software </li> <li>Process and understand capabilities and limitations of data outputs from the software </li> <li>Participate in design and code reviews </li> <li>Assist with delivery estimates </li> <li>Determine and execute software deployment process </li> <li>Subject to participate in on-call rotations to support our business functions </li></ul> Benefits and Perks Our team members fuel our strategy, innovation and growth, so we ensure the health and well-being of not just you, but your family, too! We go above and beyond to give you the support you need on an individual level and offer all sorts of ways to help you live your best life. We are proud to offer eligible team members perks and health benefits that will help you have peace of mind. Simply put: We've got your back. Check out our full list of Benefits and Perks. Who We Are Rocket Companies is a Detroit-based company made up of businesses that provide simple, fast and trusted digital solutions for complex transactions. The name comes from our flagship business, now known as Rocket Mortgage, which was founded in 1985. Today, we're a publicly traded company involved in many different industries, including mortgages, fintech, real estate and more. We're insistently different in how we look at the world and are committed to an inclusive workplace where every voice is heard. We're passionate about the work we do, and it shows. We've been ranked #1 for Fortune's Best Large Workplaces in Financial Services and Insurance List in 2022, named #5 on People Magazine's Companies That Care List in 2022 and recognized as #7 on Fortune's list of the 100 Best Companies to Work For in 2022. Disclaimer This is an outline of the primary responsibilities of this position. As with everything in life, things change. The tasks and responsibilities can be changed, added to, removed, amended, deleted and modified at any time by the leadership group. We are proud equal opportunity employers and committed to providing an inclusive environment based on mutual respect for all candidates and team members. Employment decisions, including hiring decisions, are not based on race, color, religion, national origin, sex, physical or mental disability, sexual orientation, gender identity or expression, age, military or veteran status or any other characteristic protected by state or federal law. We offer opportunities to all job seekers including individuals with disabilities and provide reasonable accommodation to qualified individuals with disabilities in accordance with state and federal law. If you need a reasonable accommodation to assist with your job search, application for employment, or interview, please visit our FAQ page at www.myrocketcareer.com/how-we-hire/faqs/ for details on how to contact our team. Colorado, New York City, Jersey City, California, D.C and Washington Candidates Only. The salary range for this position is seventy thousand dollars to one hundred forty-seven thousand five hundred dollars. The position may also be eligible for an annual bonus and other employment-related benefits including, but not limited to, medical, dental, and vision benefits, 401K retirement plan, and paid-time off. More information regarding these benefits and others can be found here. The information regarding compensation and other benefits included in this paragraph is only an estimate and is subject to revision from time to time as the Company, in its sole and exclusive discretion, deems appropriate. The Company may determine during its review of the proposed compensation and benefits provided for this position, that the compensation and benefits for such position should be reduced. In no event will the Company reduce the compensation for the position to a level below the applicable jurisdictional minimum wage rate for the position. The Company is an Equal Employment Opportunity employer, and does not discriminate in any hiring or employment practices. The Company provides reasonable accommodations to qualified individuals with disabilities in accordance with state and federal law. Applicants requiring reasonable accommodation in completing the application and/or participating in the employment application process should notify a representative of the Human Resources Team, The Pulse, at Careers@myrocketcareer.com.

The Rock Family of Companies is made up of nearly 100 separate businesses spanning fintech, sports, entertainment, real estate, startups and more. We're united by our culture - a drive to find a better way that fuels our commitment to our clients, our community and our team members. We believe in and build inclusive workplaces, where every voice is heard and diverse perspectives are welcomed. Working for a company in the Family is about more than just a job - it's about having the opportunity to become the best version of yourself. Rocket Mortgage, backed by Rocket Companies®, means more opportunities for you to carve your own career path forward. From our desire to revolutionize the way people get mortgages to addressing challenges big or small with outside-the-box solutions, we're not your typical employer. We'll provide you with everything you need to make sure you're successful here. As a Technology team member, you're empowered to make an impact, employ your entrepreneurial spirit and build a career customized by you because at Rocket, you can. We are creating digital products that solve life's most complex moments. You'll get the chance to shape the future of tech, have your voice heard, get ahead in your career and develop your skills. With a tech career here, there's no limit to what you can achieve. Apply today to join a team that offers career growth, amazing benefits and the chance to work with leading industry professionals. Minimum Qualifications <ul> <li>7 years of experience or equivalent competency building data solutions, including relational and non-relational databases, and supporting implementation and maintenance of batch and real-time data pipelines using cloud services </li><li>5 years of experience or equivalent competency analyzing data to identify deliverables, gaps and inconsistencies </li><li>Experience innovating solutions to complex problems </li><li>Expertise writing simple and complex queries (SQL/NoSQL) </li><li>Expertise debugging and troubleshooting applications </li><li>Proficiency in a functional or object-oriented programming language </li><li>Knowledge of Linux system administration, shell scripting and basic networking skills </li><li>Experience accessing and developing REST APIs </li></ul>Preferred Qualifications <ul> <li>Degree or equivalent competency in computer science, information technology, or a related field </li><li>5 years of experience with big data and distributed data tools, such as Python and Lambda </li><li>5 years of experience with continuous integration and continuous delivery (CI/CD) and automated deployments </li><li>Experience mentoring and developing others </li></ul>Job Summary As the Senior Data Engineer, you'll engage in the design, development and maintenance of data platforms and solutions, including applying data management principles to pipelines and delivering analytical and operational solutions to provide visibility and enable decision-making. You'll develop data integration solutions and work with cross-functional teams to build products and services to meet business needs. As a senior member of the team, they also mentor and support the development of their teammates. Responsibilities <ul> <li>Guide the identification, investigation and resolution of data quality issues and ensure data is secure and reliable </li><li>Develop Extract, Load, Transform (ELT) processes from various data repositories and APIs across the enterprise, ensuring data quality and process efficiency </li><li>Develop data processing scripts </li><li>Work in a hybrid data environment with on-premises and cloud data warehouses </li><li>Develop relational and non-relational data models to shape data to meet user needs </li><li>Monitor performance and scalability issues in a large-scale data lake environment </li><li>Mentor team members on any of the above </li><li>Assist leadership with improving flow by identifying and helping address technical debt and process issues for the team </li></ul> Benefits and Perks Our team members fuel our strategy, innovation and growth, so we ensure the health and well-being of not just you, but your family, too! We go above and beyond to give you the support you need on an individual level and offer all sorts of ways to help you live your best life. We are proud to offer eligible team members perks and health benefits that will help you have peace of mind. Simply put: We've got your back. Check out our full list of Benefits and Perks. Who We Are Rocket Companies® is a Detroit-based company made up of businesses that provide simple, fast and trusted digital solutions for complex transactions. The name comes from our flagship business, now known as Rocket Mortgage®, which was founded in 1985. Today, we're a publicly traded company involved in many different industries, including mortgages, fintech, real estate and more. We're insistently different in how we look at the world and are committed to an inclusive workplace where every voice is heard. We're passionate about the work we do, and it shows. We've been ranked #1 for Fortune's Best Large Workplaces in Financial Services and Insurance List in 2022, named #5 on People Magazine's Companies That Care List in 2022 and recognized as #7 on Fortune's list of the 100 Best Companies to Work For in 2022. Disclaimer This is an outline of the primary responsibilities of this position. As with everything in life, things change. The tasks and responsibilities can be changed, added to, removed, amended, deleted and modified at any time by the leadership group. We are proud equal opportunity employers and committed to providing an inclusive environment based on mutual respect for all candidates and team members. Employment decisions, including hiring decisions, are not based on race, color, religion, national origin, sex, physical or mental disability, sexual orientation, gender identity or expression, age, military or veteran status or any other characteristic protected by state or federal law. We offer opportunities to all job seekers including individuals with disabilities and provide reasonable accommodation to qualified individuals with disabilities in accordance with state and federal law. If you need a reasonable accommodation to assist with your job search, application for employment, or interview, please visit our FAQ page at www.myrocketcareer.com/how-we-hire/faqs/ for details on how to contact our team. The Company is an Equal Employment Opportunity employer, and does not discriminate in any hiring or employment practices. The Company provides reasonable accommodations to qualified individuals with disabilities in accordance with state and federal law. Applicants requiring reasonable accommodation in completing the application and/or participating in the employment application process should notify a representative of the Human Resources Team, The Pulse, at Careers@myrocketcareer.com.

Rocket mortgage Interview Questions

Rocket mortgage Interview Guides

Rocket mortgage Interview Questions

Rocket mortgage Salaries by Position

Rocket mortgage Opening Jobs